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HD6433644R Datasheet(PDF) 170 Page - Renesas Technology Corp

Part # HD6433644R
Description  8-Bit Single-Chip Microcomputer
PDF  549 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

HD6433644R Datasheet(HTML) 170 Page - Renesas Technology Corp

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Section 6 ROM
Rev. 6.00 Sep 12, 2006 page 150 of 526
REJ09B0326-0600
6.8
Flash Memory PROM Mode (H8/3644F, H8/3643F, and H8/3642AF)
6.8.1
PROM Mode Setting
The H8/3644F, H8/3643F, and H8/3642AF, in which the on-chip ROM is flash memory, have a
PROM mode as well as the on-board programming modes for programming and erasing flash
memory. In PROM mode, the on-chip ROM can be freely programmed using a general-purpose
PROM programmer.
6.8.2
Memory Map
Figure 6.17 shows the memory map in PROM mode.
On-chip ROM area
H8/3644F
PROM mode
H'0000
H'7FFF*
H'0000
H'7FFF*
H'1FFFF
MPU mode
Note: * This example applies to the H8/3644F. This address
is H'5FFF in the H8/3643F, and H'3FFF in the H8/3642AF.
“1” output
Figure 6.17 Memory Map in PROM Mode



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